package com.sskj.gcc.ui.activity;

import android.Manifest;
import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.os.Parcelable;
import android.provider.MediaStore;
import android.text.format.DateFormat;
import android.util.Log;
import android.view.KeyEvent;
import android.webkit.ValueCallback;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.Toast;

import com.luck.picture.lib.permissions.RxPermissions;
import com.sskj.gcc.R;
import com.sskj.gcc.presenter.WebPresenter;
import com.sskj.gocoin.R2;
import com.sskj.gocoin.common.App;
import com.sskj.gocoin.common.widget.ToolBarLayout;
import com.sskj.lib.base.BaseActivity;

import java.io.File;
import java.util.Calendar;
import java.util.Locale;

import butterknife.BindView;

/**
 * 解决WebView不能调用相册和相机的问题
 * 这个WebView保存好 以后还会用得到
 */
public class KeFuWebViewActivity extends BaseActivity<WebPresenter> {

    @BindView(R2.id.webView)
    WebView webView;
    @BindView(R2.id.toolbar)
    ToolBarLayout toolbar;
    private String title;
    private String weburl;
    private int REQUEST_CODE = 1234;
    private ValueCallback<Uri[]> mUploadCallbackAboveL;
    private ValueCallback<Uri> mUploadCallbackBelow;
    private Uri imageUri;

    @Override
    public WebPresenter getPresenter() {
        return new WebPresenter();
    }

    @Override
    public void initView() {
        toolbar.setTitle(App.INSTANCE.getString(R.string.appKefu));
        weburl = getIntent().getStringExtra("url");
        toolbar.setLeftButtonOnClickLinster(view -> {
            if (webView != null) {
                if (webView.canGoBack()) {
                    webView.goBack();
                } else {
                    finish();
                }
            }
        });
        init();
    }

    @Override
    protected int getLayoutResId() {
        return R.layout.app_activity_h5web;
    }

    @SuppressLint("SetJavaScriptEnabled")
    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
    private void init() {
        WebView webView = findViewById(com.sskj.gocoin.R.id.webView);
        WebSettings webSetting = webView.getSettings();
        webSetting.setJavaScriptEnabled(true);
        webSetting.setDefaultTextEncodingName("utf-8");

        webView.setWebViewClient(new WebViewClient() {
            @Override
            public boolean shouldOverrideUrlLoading(WebView view, String url) {
                view.loadUrl(url); // 在本WebView打开新的url请求
                return true;  // 标记新请求已经被处理笑话
                // 上边2行合起来，标识所有新链接都在本页面处理，不跳转别的浏览器
            }

            @Override
            public void onPageFinished(WebView view, String url) {
                super.onPageFinished(view, url);
            }
        });
        webView.setWebChromeClient(new WebChromeClient() {
            /**
             * 8(Android 2.2) <= API <= 10(Android 2.3)回调此方法
             */
            public void openFileChooser(ValueCallback<Uri> uploadMsg) {
                Log.e("WangJ", "运行方法 openFileChooser-1");
                // (2)该方法回调时说明版本API < 21，此时将结果赋值给 mUploadCallbackBelow，使之 != null
                mUploadCallbackBelow = uploadMsg;
                takePhoto();
            }

            /**
             * 11(Android 3.0) <= API <= 15(Android 4.0.3)回调此方法
             */
            public void openFileChooser(ValueCallback<Uri> uploadMsg, String acceptType) {
                Log.e("WangJ", "运行方法 openFileChooser-2 (acceptType: " + acceptType + ")");
                // 这里我们就不区分input的参数了，直接用拍照
                openFileChooser(uploadMsg);
            }

            /**
             * 16(Android 4.1.2) <= API <= 20(Android 4.4W.2)回调此方法
             */
            public void openFileChooser(ValueCallback<Uri> uploadMsg, String acceptType, String capture) {
                Log.e("WangJ", "运行方法 openFileChooser-3 (acceptType: " + acceptType + "; capture: " + capture + ")");
                // 这里我们就不区分input的参数了，直接用拍照
                openFileChooser(uploadMsg);
            }

            /**
             * API >= 21(Android 5.0.1)回调此方法
             */
            @Override
            public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, FileChooserParams fileChooserParams) {
                Log.e("WangJ", "运行方法 onShowFileChooser");
                // (1)该方法回调时说明版本API >= 21，此时将结果赋值给 mUploadCallbackAboveL，使之 != null
                mUploadCallbackAboveL = filePathCallback;
                new RxPermissions(KeFuWebViewActivity.this)
                        .request(Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.CAMERA)
                        .subscribe(granted -> {
                            if (granted) {
                                takePhoto();
                            }
                        });
                return true;
            }
        });
        webView.loadUrl(weburl);
    }

    /**
     * 调用相机
     */
    private void takePhoto() {
        // 指定拍照存储位置的方式调起相机
        String filePath = Environment.getExternalStorageDirectory() + File.separator
                + Environment.DIRECTORY_PICTURES + File.separator;
        String fileName = "IMG_" + DateFormat.format("yyyyMMdd_hhmmss", Calendar.getInstance(Locale.CHINA)) + ".jpg";
        imageUri = Uri.fromFile(new File(filePath + fileName));

//        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
//        intent.putExtra(MediaStore.EXTRA_OUTPUT, imageUri);
//        startActivityForResult(intent, REQUEST_CODE);


        // 选择图片（不包括相机拍照）,则不用成功后发刷新图库的广播
//        Intent i = new Intent(Intent.ACTION_GET_CONTENT);
//        i.addCategory(Intent.CATEGORY_OPENABLE);
//        i.setType("image/*");
//        startActivityForResult(Intent.createChooser(i, "Image Chooser"), REQUEST_CODE);

        Intent captureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        captureIntent.putExtra(MediaStore.EXTRA_OUTPUT, imageUri);

        Intent Photo = new Intent(Intent.ACTION_PICK,
                MediaStore.Images.Media.EXTERNAL_CONTENT_URI);

        Intent chooserIntent = Intent.createChooser(Photo, "Image Chooser");
        chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Parcelable[]{captureIntent});

        startActivityForResult(chooserIntent, REQUEST_CODE);
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == REQUEST_CODE) {
            // 经过上边(1)、(2)两个赋值操作，此处即可根据其值是否为空来决定采用哪种处理方法
            if (mUploadCallbackBelow != null) {
                chooseBelow(resultCode, data);
            } else if (mUploadCallbackAboveL != null) {
                chooseAbove(resultCode, data);
            } else {
                Toast.makeText(this, "发生错误", Toast.LENGTH_SHORT).show();
            }
        }
    }

    /**
     * Android API < 21(Android 5.0)版本的回调处理
     *
     * @param resultCode 选取文件或拍照的返回码
     * @param data       选取文件或拍照的返回结果
     */
    private void chooseBelow(int resultCode, Intent data) {
        Log.e("WangJ", "返回调用方法--chooseBelow");

        if (RESULT_OK == resultCode) {
            updatePhotos();

            if (data != null) {
                // 这里是针对文件路径处理
                Uri uri = data.getData();
                if (uri != null) {
                    Log.e("WangJ", "系统返回URI：" + uri.toString());
                    mUploadCallbackBelow.onReceiveValue(uri);
                } else {
                    mUploadCallbackBelow.onReceiveValue(null);
                }
            } else {
                // 以指定图像存储路径的方式调起相机，成功后返回data为空
                Log.e("WangJ", "自定义结果：" + imageUri.toString());
                mUploadCallbackBelow.onReceiveValue(imageUri);
            }
        } else {
            mUploadCallbackBelow.onReceiveValue(null);
        }
        mUploadCallbackBelow = null;
    }

    /**
     * Android API >= 21(Android 5.0) 版本的回调处理
     *
     * @param resultCode 选取文件或拍照的返回码
     * @param data       选取文件或拍照的返回结果
     */
    private void chooseAbove(int resultCode, Intent data) {
        Log.e("WangJ", "返回调用方法--chooseAbove");

        if (RESULT_OK == resultCode) {
            updatePhotos();

            if (data != null) {
                // 这里是针对从文件中选图片的处理
                Uri[] results;
                Uri uriData = data.getData();
                if (uriData != null) {
                    results = new Uri[]{uriData};
                    for (Uri uri : results) {
                        Log.e("WangJ", "系统返回URI：" + uri.toString());
                    }
                    mUploadCallbackAboveL.onReceiveValue(results);
                } else {
                    mUploadCallbackAboveL.onReceiveValue(null);
                }
            } else {
                Log.e("WangJ", "自定义结果：" + imageUri.toString());
                mUploadCallbackAboveL.onReceiveValue(new Uri[]{imageUri});
            }
        } else {
            mUploadCallbackAboveL.onReceiveValue(null);
        }
        mUploadCallbackAboveL = null;
    }

    private void updatePhotos() {
        // 该广播即使多发（即选取照片成功时也发送）也没有关系，只是唤醒系统刷新媒体文件
        Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
        intent.setData(imageUri);
        sendBroadcast(intent);
    }

    public static void start(Context context, String url) {
        Intent intent = new Intent(context, KeFuWebViewActivity.class);
        intent.putExtra("url", url);
        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(intent);
    }

    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_BACK && webView.canGoBack()) {
            webView.goBack();// 返回前一个页面
            return true;
        }
        return super.onKeyDown(keyCode, event);
    }

}
